.email-writing-app {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.email-writing-header {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: flex-start;
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    padding: 22px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

.email-writing-header h1 {
    margin: 4px 0 8px;
    font-size: 32px;
}

.email-writing-header p {
    margin: 0;
    color: #475569;
}

.email-writing-metrics {
    display: grid;
    grid-template-columns: repeat(3, minmax(82px, 1fr));
    gap: 10px;
    min-width: 310px;
}

.email-writing-metrics div,
.email-writing-score {
    border: 1px solid #dbe4ef;
    border-radius: 8px;
    padding: 12px;
    background: #f8fafc;
}

.email-writing-metrics span,
.email-writing-score span,
.email-writing-meta dt {
    display: block;
    color: #64748b;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

.email-writing-metrics strong {
    display: block;
    margin-top: 4px;
    font-size: 24px;
    color: #0f172a;
}

.email-writing-layout {
    display: grid;
    grid-template-columns: minmax(280px, 0.82fr) minmax(360px, 1.18fr);
    gap: 18px;
    align-items: stretch;
}

.email-writing-card,
.email-writing-compose,
.email-writing-result {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.06);
}

.email-writing-card {
    padding: 22px;
    height: 100%;
}

.email-writing-card-head {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: center;
}

.email-writing-card h2 {
    margin: 16px 0 10px;
    font-size: 24px;
}

.email-writing-card h3,
.email-writing-result h2 {
    margin: 18px 0 10px;
    font-size: 18px;
}

.email-writing-card p {
    color: #334155;
    line-height: 1.6;
}

.pill {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 4px 9px;
    border-radius: 999px;
    background: #e0f2fe;
    color: #075985;
    font-size: 12px;
    font-weight: 800;
}

.email-writing-meta {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin: 18px 0;
}

.email-writing-meta div {
    padding: 10px;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #f8fafc;
    min-width: 0;
}

.email-writing-meta dd {
    margin: 4px 0 0;
    overflow-wrap: anywhere;
    font-weight: 750;
}

.email-writing-bullets,
.email-writing-result ul {
    margin: 0;
    padding-left: 20px;
}

.email-writing-bullets li,
.email-writing-result li {
    margin: 8px 0;
    line-height: 1.45;
}

.email-writing-compose {
    display: flex;
    flex-direction: column;
    min-height: 520px;
    padding: 16px;
}

#emailWritingResponse {
    flex: 1;
    width: 100%;
    min-height: 420px;
    resize: vertical;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    padding: 16px;
    font: inherit;
    line-height: 1.55;
    color: #0f172a;
    background: #ffffff;
}

#emailWritingResponse:focus {
    outline: 3px solid rgba(37, 99, 235, 0.18);
    border-color: #2563eb;
}

.email-writing-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 12px;
}

.primary-action,
.secondary-action {
    border: 0;
    border-radius: 8px;
    padding: 11px 16px;
    font-weight: 800;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.primary-action {
    background: #2563eb;
    color: #ffffff;
}

.secondary-action {
    background: #e2e8f0;
    color: #0f172a;
}

.primary-action[disabled],
.secondary-action[disabled] {
    opacity: 0.58;
    cursor: not-allowed;
}

.email-writing-result {
    padding: 22px;
}

.email-writing-score {
    display: inline-block;
    min-width: 170px;
}

.email-writing-score strong {
    display: block;
    font-size: 28px;
    margin: 4px 0;
}

.email-writing-score em {
    color: #475569;
    font-style: normal;
}

.email-writing-feedback-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.email-writing-coverage li {
    list-style: none;
    margin-left: -20px;
}

#emailWritingModelResponse {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #f8fafc;
    padding: 14px;
    font-family: inherit;
    line-height: 1.55;
}

.email-writing-error {
    border: 1px solid #fecaca;
    background: #fef2f2;
    color: #991b1b;
    border-radius: 8px;
    padding: 12px 14px;
}

.hidden {
    display: none !important;
}

@media (max-width: 860px) {
    main {
        padding: 18px 12px;
    }

    .email-writing-header,
    .email-writing-layout,
    .email-writing-feedback-grid {
        grid-template-columns: 1fr;
    }

    .email-writing-header {
        display: grid;
    }

    .email-writing-metrics {
        min-width: 0;
        width: 100%;
    }

    .email-writing-meta {
        grid-template-columns: 1fr;
    }

    .email-writing-compose {
        min-height: 420px;
    }

    #emailWritingResponse {
        min-height: 320px;
    }
}

@media (max-width: 480px) {
    .email-writing-header h1 {
        font-size: 26px;
    }

    .email-writing-metrics {
        grid-template-columns: 1fr;
    }

    .email-writing-actions,
    .email-writing-card-head {
        align-items: stretch;
        flex-direction: column;
    }

    .primary-action,
    .secondary-action {
        width: 100%;
    }
}